The contribution of the dissertation is as follows: 1.We study the sandpile dynamics on betweenness centrality (BC) weighted networks with theoretical analysis and numerical simulations. 2.

• 本文主要贡献如下:1.；考虑在网格沙堆模型中；以边介数作为权值；引入加权网络模型后对于雪崩机制的影响；并进行了相应的理论分析和数值仿真;